Critical (9.1) in apple. EPSS 1.0% chance of exploitation in the next 30 days.
This issue was addressed with additional entitlement checks. This issue is fixed in iOS 18.5 and iPadOS 18.5, iPadOS 17.7.7, macOS Sequoia 15.4, macOS Sonoma 14.7.6, macOS Ventura 13.7.6, visionOS 2.5. An attacker may be able to turn on sharing of an iCloud folder without authentication.
Severity
CVSS 3.1
9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS
1.0% chance of exploitation in the next 30 days; higher than 63% of CVEs (scores of 2026-10-31)